Analysis

  • max time kernel
    96s
  • max time network
    141s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    22-12-2024 01:59

General

  • Target

    JaffaCakes118_669e2b9def48d0aea9e02f274fe48182e0ec93a656b0f3b5b7140ffb2ec2346c.dll

  • Size

    184KB

  • MD5

    86b1c0732b76e73bc1422d7fc5f5cf1a

  • SHA1

    c09448032437d67a777d853181adbf8fd8346d46

  • SHA256

    669e2b9def48d0aea9e02f274fe48182e0ec93a656b0f3b5b7140ffb2ec2346c

  • SHA512

    d97411b57eef105581e49b6e666c12905efcf046602a5e64a5ddf2df419988f72efc646fc64011417da18923ceae260fb66c286a8594bb47d3e94cdaa0eb88b7

  • SSDEEP

    3072:KiLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaotlzoxss7:KiLVCIT4WK2z1W+CUHZj4Skq/eaojoC

Malware Config

Extracted

Family

dridex

Botnet

22202

C2

80.241.218.90:443

103.161.172.109:13786

87.98.128.76:5723

rc4.plain
rc4.plain

Signatures

  • Dridex

    Dridex(known as Bugat/Cridex) is a form of malware that specializes in stealing bank credentials.

  • Dridex family
  • Dridex Loader 1 IoCs

    Detects Dridex both x86 and x64 loader in memory.

  • Program crash 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_669e2b9def48d0aea9e02f274fe48182e0ec93a656b0f3b5b7140ffb2ec2346c.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4992
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_669e2b9def48d0aea9e02f274fe48182e0ec93a656b0f3b5b7140ffb2ec2346c.dll,#1
      2⤵
      • System Location Discovery: System Language Discovery
      PID:4900
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 4900 -s 616
        3⤵
        • Program crash
        PID:1640
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 4900 -ip 4900
    1⤵
      PID:4452

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/4900-0-0x0000000001370000-0x0000000001376000-memory.dmp

      Filesize

      24KB

    • memory/4900-1-0x0000000074BD0000-0x0000000074BFF000-memory.dmp

      Filesize

      188KB

    • memory/4900-3-0x0000000001370000-0x0000000001376000-memory.dmp

      Filesize

      24KB